amadey | 3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525

General

Target

3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe
Size

1.8MB
MD5

c641264a77113b9c445adb9acf177cd2
SHA1

1164f60eb80f62dfc19b6363de0e4a6114e179a4
SHA256

3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525
SHA512

3f0fb376a4179a719e123630f9bca66e28a88ed9c0d9fe916bea1ccc9e6eac107607827cb85aab447a32fb76729b48bbff0ce96b18e75c9df70be3919289882a
SSDEEP

49152:dEqP1AFwsWyHG6cvsb84C35rGhKaiqODUHnLFszc:2/FnHatv353ZqqUHRszc

Score

10^/10

amadey fed3aa discovery evasion trojan

Malware Config

Extracted

Family

amadey

Version

4.41

Botnet

fed3aa

C2

http://185.215.113.16

Attributes

install_dir
44111dbc49
install_file
axplong.exe
strings_key
8d0ad6945b1a30a186ec2d30be6db0b5
url_paths
/Jo89Ku7d/index.php

rc4.plain

Signatures

Amadey
Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.
trojan amadey
Amadey family
amadey

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	axplong.exe

Checks BIOS information in registry 2 TTPs 4 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	axplong.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	axplong.exe

Executes dropped EXE 1 IoCs

pid	Process
2876	axplong.exe

Identifies Wine through registry keys 2 TTPs 2 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Wine	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe
Key opened	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000\Software\Wine	axplong.exe

Loads dropped DLL 2 IoCs

pid	Process
2484	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe
2484	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2484	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe
2876	axplong.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\axplong.job	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	axplong.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2484	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe
2876	axplong.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2484	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 2876	2484	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe	30
PID 2484 wrote to memory of 2876	2484	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe	30
PID 2484 wrote to memory of 2876	2484	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe	30
PID 2484 wrote to memory of 2876	2484	3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe	30

C:\Users\Admin\AppData\Local\Temp\3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe
"C:\Users\Admin\AppData\Local\Temp\3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2484
- C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe
  "C:\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe"
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Executes dropped EXE
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Credential Access

Discovery

Query Registry

3

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Virtualization/Sandbox Evasion

2

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\44111dbc49\axplong.exe

Filesize
1.8MB

MD5
c641264a77113b9c445adb9acf177cd2

SHA1
1164f60eb80f62dfc19b6363de0e4a6114e179a4

SHA256
3c83fd552e8174f5910284a4e8ee0bc2ced9a31e672745624be4b1257ef36525

SHA512
3f0fb376a4179a719e123630f9bca66e28a88ed9c0d9fe916bea1ccc9e6eac107607827cb85aab447a32fb76729b48bbff0ce96b18e75c9df70be3919289882a

Download Submit
memory/2484-19-0x0000000000D10000-0x00000000011C8000-memory.dmp

Filesize
4.7MB

Download
memory/2484-1-0x0000000077A10000-0x0000000077A12000-memory.dmp

Filesize
8KB

Download
memory/2484-2-0x0000000000D11000-0x0000000000D3F000-memory.dmp

Filesize
184KB

Download
memory/2484-4-0x0000000000D10000-0x00000000011C8000-memory.dmp

Filesize
4.7MB

Download
memory/2484-3-0x0000000000D10000-0x00000000011C8000-memory.dmp

Filesize
4.7MB

Download
memory/2484-6-0x0000000000D10000-0x00000000011C8000-memory.dmp

Filesize
4.7MB

Download
memory/2484-7-0x0000000000D10000-0x00000000011C8000-memory.dmp

Filesize
4.7MB

Download
memory/2484-0-0x0000000000D10000-0x00000000011C8000-memory.dmp

Filesize
4.7MB

Download
memory/2484-21-0x00000000070F0000-0x00000000075A8000-memory.dmp

Filesize
4.7MB

Download
memory/2484-20-0x00000000070F0000-0x00000000075A8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-29-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-35-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-25-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-27-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-28-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-23-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-30-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-31-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-32-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-33-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-34-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-24-0x0000000000021000-0x000000000004F000-memory.dmp

Filesize
184KB

Download
memory/2876-36-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-37-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-38-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-39-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-40-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-41-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-42-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-43-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download
memory/2876-44-0x0000000000020000-0x00000000004D8000-memory.dmp

Filesize
4.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads